True Blue Air Filter 24 in L 14 in W 7 MERV 53.7 % Filter Efficiency Synthetic Pleated Filter Media

90 day filter, 23X more effective than fiberglass filters. Filters airborne allergens including dust, dirt and pollen. Helps reduce dust and dirt buildup in furnace systems and air ducts. Cardboard frame material, made in the USA.

• Lasts up to 90 days
• Lasts up to 90 days
• Reduces airborne pollen and dust/lint

For HVAC applications